---
title: MLModelError
framework: coreml
role: symbol
role_heading: Structure
path: coreml/mlmodelerror-swift.struct
---

# MLModelError

Information about a Core ML model error.

## Declaration

```swift
struct MLModelError
```

## Topics

### Error Codes

- [featureType](coreml/mlmodelerror-swift.struct/featuretype.md)
- [parameters](coreml/mlmodelerror-swift.struct/parameters.md)
- [modelCollection](coreml/mlmodelerror-swift.struct/modelcollection.md)
- [modelDecryptionKeyFetch](coreml/mlmodelerror-swift.struct/modeldecryptionkeyfetch.md)
- [modelDecryption](coreml/mlmodelerror-swift.struct/modeldecryption.md)
- [update](coreml/mlmodelerror-swift.struct/update.md)
- [customLayer](coreml/mlmodelerror-swift.struct/customlayer.md)
- [customModel](coreml/mlmodelerror-swift.struct/custommodel.md)
- [io](coreml/mlmodelerror-swift.struct/io.md)
- [predictionCancelled](coreml/mlmodelerror-swift.struct/predictioncancelled.md)
- [generic](coreml/mlmodelerror-swift.struct/generic.md)
- [MLModelError.Code](coreml/mlmodelerror-swift.struct/code.md)

### Error Domain

- [MLModelErrorDomain](coreml/mlmodelerrordomain.md)
- [errorDomain](coreml/mlmodelerror-swift.struct/errordomain.md)

## Relationships

### Conforms To

- [CustomNSError](foundation/customnserror.md)
- [Equatable](swift/equatable.md)
- [Error](swift/error.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Model errors

- [MLModelError.Code](coreml/mlmodelerror-swift.struct/code.md)
- [MLModelErrorDomain](coreml/mlmodelerrordomain.md)